Commitments, Contingencies and Guarantees - Guarantees (Details) $ in Millions	Aug. 31, 2022 USD ($)
Derivative contracts—non-credit related
Guarantee Obligations [Line Items]
2022	$ 6,346.3
2023	9,661.9
2024  and  2025	13,329.4
2026  and  2027	1,696.8
2028  and  Later	107.0
Notional/ Maximum Payout	31,141.4
Written derivative contracts—credit related
Guarantee Obligations [Line Items]
2022	0.0
2023	0.0
2024  and  2025	0.2
2026  and  2027	0.0
2028  and  Later	0.0
Notional/ Maximum Payout	0.2
Total derivative contracts
Guarantee Obligations [Line Items]
2022	6,346.3
2023	9,661.9
2024  and  2025	13,329.6
2026  and  2027	1,696.8
2028  and  Later	107.0
Notional/ Maximum Payout	$ 31,141.6